Don't use nil for strings any more

2 files changed, 5 insertions, 5 deletions

diff --git a/src/nigui/msgbox.nim b/src/nigui/msgbox.nim
index 5071dfb..c955c03 100755
--- a/src/nigui/msgbox.nim
+++ b/src/nigui/msgbox.nim
@@ -20,7 +20,7 @@ proc buttonClick(event: ClickEvent) =
   cast[MessageBoxWindow](event.control.parentWindow).clickedButton = cast[Button](event.control)

   event.control.parentWindow.dispose()

 

-proc msgBox*(parent: Window, message: string, title = "Message", button1 = "OK", button2, button3: string = nil): int {.discardable.}  =

+proc msgBox*(parent: Window, message: string, title = "Message", button1 = "OK", button2, button3: string = ""): int {.discardable.}  =

   const buttonMinWidth = 100

   var window = new MessageBoxWindow

   window.init()

@@ -50,13 +50,13 @@ proc msgBox*(parent: Window, message: string, title = "Message", button1 = "OK",
   b1.onClick = buttonClick

   buttonContainer.add(b1)

 

-  if button2 != nil:

+  if button2 != "":

     b2 = newButton(button2)

     b2.minWidth = buttonMinWidth

     b2.onClick = buttonClick

     buttonContainer.add(b2)

 

-  if button3 != nil:

+  if button3 != "":

     b3 = newButton(button3)

     b3.minWidth = buttonMinWidth

     b3.onClick = buttonClick

diff --git a/src/nigui/private/windows/platform_impl.nim b/src/nigui/private/windows/platform_impl.nim
index 36c262a..fbc833a 100755
--- a/src/nigui/private/windows/platform_impl.nim
+++ b/src/nigui/private/windows/platform_impl.nim
@@ -446,14 +446,14 @@ method run*(dialog: OpenFileDialog) =
   ofn.lpstrFile = s
   let ret = GetOpenFileNameW(ofn)
   if ret:
-    var dirOrFirstFile: string
+    var dirOrFirstFile = ""
     # Split selected file names:
     while s[0].ord != 0:
       var i = 0
       while i < s.len - 1 and s[i].ord != 0:
         i.inc(2)
       let filename = s.substr(0, i - 1).pUtf16ToUtf8()
-      if dirOrFirstFile == nil:
+      if dirOrFirstFile == "":
         dirOrFirstFile = filename
       else:
         dialog.files.add(dirOrFirstFile / filename)